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Search›Companies›Osaühing OIS Büroo
11068159ActivePrivate limited companyEE101173179 · VAT-registered

Osaühing OIS Büroo

Harju maakond, Tallinn, Lasnamäe linnaosa, Peterburi tee 46·EMTAK 69202 — Bookkeeping, tax consulting·21+ years
Andmed · ···
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Overview

e-Business Register · 15 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
10.09.2004e-Business Register
Address
Peterburi tee 46, Lasnamäe linnaosa, Tallinn, 11415 Harju maakondADS · e-Business Register
E-mail address
info@oisbyroo.eue-Business Register
Website
www.oisbyroo.eue-Business Register · domain active
Telephone
+372 55561361· Tele2 Eesti Aktsiaseltse-Business Register · TTJA NBA
Principal activity
EMTAK 69202 - Bookkeeping, tax consultinge-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2556,00 €e-Business Register
Estonia's public business register
HomeViewsIndustriesBlogSourcesAbout

Public registry of Estonian companies — every fact traceable to a source and a date. Free and ad-free for everyone.

Nimistu MTÜ
Address: Parda tn 8, 10151 Tallinn, Estonia
E-mail: info@nimistu.ee

Browse

  • Home
  • Views
  • Industries
  • Recent registrations

Data

  • 72 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • For journalists
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 9 sourcese-Business Register · 4 min agoMTABuiltWithWeb tech scan
e-Business Register ↗

Registered 10. september 2004, primary activity: Bookkeeping, tax consulting. Main place of business in Lasnamäe linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
20 422 €
▲ 1% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
7726 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)
Revenue 2026 (I kv)
20k €
▲ 1% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
8k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Officers (2)

e-Business Register · 15 h ago
SL
Sergei Ledenjov
Born 1971 · 55 y · board member since 31.01.2014
Board member
OS
Olga Senjuškina
Born 1974 · 51 y · board member since 04.08.2015
Board member

Founders

e-Business Register · 15 h ago
OS
Olga Senjuškina
Born 1974 · 51 y · founder since 10.09.2004
Founder

Shareholders

e-Business Register · 15 h ago
OS
Olga Senjuškina
Born 1974 · 51 y · shareholder since 01.09.2023
Shareholder 100% · 3k €

Beneficial owners

e-Business Register · 15 h ago
OS
Olga Senjuškina
Born 1974 · 51 y · ultimate beneficial owner since 13.09.2018
Ultimate beneficial owner

Subsidiaries

e-Business Register · shareholders · 15 h ago

Osaühing OIS Büroo is a shareholder or officer in 1 more company.

MAS Trading & Consulting OÜ
Founder

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
95k €
↗ +4.9% vs 2024
State taxes 2025
42k €
↘ -8.6% vs 2024
Employees 2025
0
YearRevenueProfitEquity

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
50k €25k €0

Tech stack

Website analysis · 3 päeva tagasi
Domains (1)
www.oisbyroo.eu
SRCÄriregister
Mobile carrier
+372 55561361Tele2 Eesti Aktsiaselts

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
05.02.2026ReportEsitati 2025. aasta aruanne— Käive 94 839 €
2025
05.03.2025ReportEsitati 2024. aasta aruanne— Käive 90 424 €

Connected companies

Same-person ties · e-Business Register

Osaühing OIS Büroo is connected to 3 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Olga Senjuškina (3 companies).

Total connections
3
via 1 person
Connecting people
1
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Olga
3 companies
Via personOlga Senjuškina
Assets
Employees
202594 839 €40 580 €52k €101k €005.02.2026
202490 424 €31 564 €61k €91k €005.03.2025
202381 044 €36 938 €126k €132k €024.01.2024
202279 366 €44 326 €125k €130k €125.01.2023
202175 648 €40 938 €117k €119k €125.01.2022
202065 203 €35 071 €106k €110k €130.03.2021
201961 454 €30 696 €101k €108k €123.01.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I Q20 422 €5503 €2223 €–
202592 425 €41 971 €8967 €–
202486 258 €45 902 €11 547 €–
202376 775 €31 406 €11 648 €1
202276 039 €28 948 €8897 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202620k €–––
State taxes 20266k €–––
Taxes on workforce 20262k €–––
Employees 2026––––
Revenue 202520k €25k €25k €22k €
State taxes 202511k €7k €14k €10k €
Taxes on workforce 20252k €2k €2k €2k €
Employees 2025––––
Revenue 202420k €26k €19k €22k €
State taxes 20248k €11k €11k €15k €
Taxes on workforce 20243k €3k €3k €2k €
Employees 2024––––
Revenue 202319k €22k €18k €18k €
State taxes 20238k €8k €8k €7k €
Taxes on workforce 20233k €3k €3k €3k €
Employees 202311––
Revenue 202218k €20k €19k €19k €
State taxes 20227k €7k €8k €7k €
Taxes on workforce 20222k €2k €2k €2k €
Employees 20221111
3
OS
Olga Senjuškina
board member, founder, shareholder 100%, ultimate beneficial owner
3 other companies›
CompanyRoleReg. code
Admirals Group AS
Supervisory board member
11838516
Malteser Service OÜ
Board member
17347357
OIS Meedia OÜ
Shareholder 100%Board memberFounderUltimate beneficial owner
14602820